Untitled

<html>
<body>
<?php
$a = array(1229, 1230, 731, 738, 1231, 735, 734, 2171, 736, 750, 751, 4135, 3840, 4134,2205, 1225, 1233);
error_reporting(E_WARNING);

$mysql_host = "server";
$mysql_database = "db";
$mysql_user = "username"
$mysql_password = "pwd";

$conn = mysql_connect($mysql_host, $mysql_user, $mysql_password);
if (!$conn)
{
  exit("Connection failed: " . $conn);
}

 echo("Connection succeeded.");

 $res = mysql_select_db($mysql_database);

 if (!$res)
 {
   exit("Couldn't select database.");
 }

foreach ($a as $v) {
    mysqli_query($conn,"UPDATE Food SET Maincat = 2 WHERE Number = '$v'");
}

mysqli_close($conn);
?>
</body>
</html>